In November IV, in provincia primus VIII-venellam cunnel - Xiao Ling cuniculum constructum shandong summus celeritate via et pontem coetus complevit omnia opera. Hoc est aliud Milestone Infrastructure Project Zibo Jixiang fecit.

Xiaoling tunnel is located in the middle of the south extension project of East Second Ring Road, crossing the Xinglongshan in the middle area of ​​the city, connecting the north to the north of the tunnel, connecting the south to the south through the Xiaoling separation and connecting the Tai Ling Tunnel, the two-way eight-lane separation road Tunnel, left line, right line length of 1000 meters, net width of 17.6 meters, the province of similar cuniculum in maxima crucem-sectionem via cuniculum. Exsequendam tutum transitu Xiaoling cuniculum.

Hoc cuniculum constructione processus, Zibo Jixiang cum duo occidere de concreto miscentes plant, duo menses praemisit de schedule quam originale consilium perficere totum processus of copia, in usu, firmum et certa perficientur.